Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 07f67d0e8a1e562d512f6b220d6b76c51aca0065b5d28d3541c1c5659d3e94f2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^